Ignitions and Electrical› Ignition Components

HKS

HKS Super Fire Racing MR45XLB- Pack of 10 Spark Plugs

$470.00

SKU: H005 50003-MR45XLB

In Stock
In Stock
Ships by Aug 2
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

Part #: 50003-MR45XLB

MIA's Description

The HKS Super Fire Racing MR45XLB is a spark plug designed for enhanced ignition performance and durability. It features a 0.6mm iridium alloy center electrode that reduces voltage requirements and an outer electrode with a platinum chip for improved durability and ignition. The plug also incorporates a shortened, anti-vibration outer electrode design and a thermal edge to help prevent carbon buildup.

Fitment

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandHKS
Part NumberH005 50003-MR45XLB

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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